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High water solubility with rapid dissolution even at low temperatures.
Exceptional film-forming capability yielding transparent, flexible, and strong films.
Outstanding adhesion to polar substrates including paper, metal, and cellulose-based materials.
Controlled hydrolysis degree enabling tailored balance between water resistance and biodegradability.
Low residual acetaldehyde content ensuring compliance with stringent food-contact and pharmaceutical regulations.
Water-soluble packaging films for agrochemicals, detergents, and industrial concentrates.
Binders in ceramic and metallurgical green body processing.
Dispersants and protective colloids in pigment and battery electrode slurries.
Reinforcing agents in paper surface sizing and coating formulations.
Matrix component in controlled-release pharmaceutical tablets and wound care hydrogels.
| Chemical Type | Polyvinyl alcohol (PVOH), fully hydrolyzed grade |
| Product Form | White granular or powder |
| Appearance | Free-flowing white granules or fine powder |
| Hydrolysis Degree | ≥ 98.5 mol% (typical) |
| Viscosity (4% aqueous solution, 20°C) | 20–35 mPa·s |
| pH (5% aqueous solution) | 5.0–7.0 |
| Volatile Matter (105°C, 2 hrs) | ≤ 5.0 wt% |
| Residual Acetate Content | ≤ 1.5 mol% |
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
